The Tortilla de Patatas (Spanish omelette) is a must-to-try traveling in Spain. This tasty appetizer is made with just four ingredients, and easy to make. Besides the classic Tortilla, it is possible to prepare several delicious variations with other vegetables, or meat, or cheese. The Spanish tortilla is perfect for a quick lunch or a special brunch, but also at any other time of the day! Here the classic recipe and the history of Tortilla de Patatas!